Dolly



FIG. 1 is a top perspective view of a dolly showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a side elevation view thereof, the opposite side view being a mirror image of that shown; and,

FIG. 5 is a front elevations view thereof, the rear elevation view being a mirror image of that shown. 

The ornamental design for a dolly, as shown and described. 